State officials came under fire because some of the voters targeted last year for removal were U.S. citizens. Some voters, however, did admit they were not citizens.

The representatives in their letter to Scott urged the state to review its procedures before resuming its efforts.

State officials say they can now accurately identify illegally registered voters because they have access to a national immigration database.

Lawsuit Filed in Miami Claims Florida Voter Purge Is Discriminatory

Maria Bustamante, who became a citizen in 2006 and voted in the 2008 election, is one of the 1,600 registered voters in Miami-Dade County who was named as a "potential non-citizen" as part of Gov. Rick Scott's latest move to remove non-U.S. citizens from lists of unregistered voters. Attorney Katie Roberson-Young spoke with NBC 6 about the removal.